This Weekend in the App Store -- the best free apps, new apps and app updates

Here are some of the best free apps, app updates and new apps that have landed in the App Store recently. All app prices are USD and subject to change. Some deals may expire quickly, so grab them while you can.

Apps Now Free

Stackables for iPad [iPad; Now free, down from $0.99] Stackables is the most advanced and comprehensive effects layering and blending app.

Steller [iPhone; Free] Everyone has a story to tell. Tell yours with photos, videos, and text, all right from your iPhone. Version 2.0 brings the following changes:

Search for stories (by keywords and hashtags)

Make comments on stories

@mention users (in stories and comments)

Use hashtags (in stories and comments)

Simpler app navigation

New Explore section

New Most Viewed stories category

Pinch and zoom to view stories in your feed in grid-view or full size covers

Register via email (in addition to Facebook and Twitter)

Block users from viewing your profile and stories

Vemory [iOS Universal; Free] Vemory automagically finds the best photos from your social media accounts and camera roll, creating video memories, or "Vemories", that incorporate comments and likes from your friends. Version 1.2 brings the following changes:

Vemoryautomagically creates videos of your best photos, considering factors like time, location, people, hashtags, and popularity. Make the most of your memories and share your Vemories with friends and followers!